Mission
OSSA supports expanded education for Guatemalan Orthopedic surgeons, provides up to date equipment, and supports surgical care for patients who cannot afford to pay. The organization was started by Geri and Barry Messinger to help the lack of public funding and resources in public hospitals in Guatemala, which impacts access to modern technology and surgical techniques.
Basic Information
Founded in
2013
EIN
81-2421831
Total Assets
$111.7 thousand
UN Sustainable Development Goals Supported
This organization contributes to the following United Nations Sustainable Development Goals. See the SDG page for more information.
At a Glance

Collaborative Work
Providing surgical equipment and support to improve healthcare access.

Community Engagement
Engaging with the community to deliver orthopedic solutions.

Impact on Lives
A testimony to the hard work and resilience of people in Guatemala.
Impact Stats
Number of labs
Establishment of Skills Lab
First surgical skills simulation laboratory in Guatemala established.
Number of tables
Operating Room Equipment
Purchased 3 new operating room tables to facilitate surgeries.
Number of residents supported
Support Surgical Training
Supported the orthopedic residents in learning arthroscopic surgery and updated trauma techniques.
Past Events
Skills Lab Opening
December 2019
The opening of the Orthopedic Skills Lab, enhancing surgical training capabilities.
Annual Report Release
March 26, 2024
Annual report showcasing achievements and updates on the impact made in Guatemala.
Our Programs

Orthopedic Residency Program
Education and training for orthopedic residents to enhance surgical skills.
Impact Reports
MIP Score (Beta)
The MIP Score is in beta! We'd love any feedback you may have.
The MIP Score and it's methodology is purely used as a way to visualize how a nonprofits public financial data compares against others. It doesn't reflect the unique circumstances and impact that a nonprofit has.The MIP Score should never be used to say one charity is better than another.
Overall Score
39
16
/100
Program Expense Ratio
41.37%
4
/20
Program Revenue Growth
0.00%
2
/20
Leverage Ratio
0
2
/20
Working Capital Ratio
0.3776
6
/20
Fundraising Efficiency
0
2
/20
Latest Filing Data: Form 990
Fiscal Year:2022
Source:Source: Self-reported by organization
Financial Details
Revenue
Category | Amount | Percentage |
---|---|---|
Contributions, Gifts, and Grants | 334.4K | 99.99% |
Program Services | 0 | 0.00% |
Investment Income | 36 | 0.01% |
Sales of Non-Inventory Assets | 0 | 0.00% |
Other Notable Sources | 0 | 0.00% |
Total Revenue | 334.4K | 100.00% |
Related Nonprofits
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Health Associations
Surgical Physicians AssociationSociety of Genitourinary Reconstructive Surgeons
Health Associations
Surgical Physicians AssociationInternational Society of Innovative Technologies for Endocrinesurgery
Health Associations
Surgical Physicians AssociationSplit Inc.
Health Associations
Surgical Physicians AssociationAssociation of Military Surgeons of the US
Health Associations
Surgical Physicians Association